pf performance?

[Mike Tancsa]

On 4/26/2013 12:22 PM, Olivier Cochard-Labbé wrote:
> On Fri, Apr 26, 2013 at 3:42 PM, Gleb Smirnoff <glebius at freebsd.org> wrote:
>>
>> In FreeBSD 10 pf is no longer under single lock. On your hardware,
>> I'd expect a measurable performance gain if you migrate to 10.
> 
> Compairing 9.1 and current (249908) on my new test-server (HP ProLiant
> DL320 G5, dual-core Xeon 3050, dual Intel NIC).
> Like usual: one unidirectional flow of small packets, values in
> packet-per-seconds:
> 
> x 9.1
> + current
>     N           Min           Max        Median           Avg        Stddev
> x   5        379991        381508        381229      380892.6     667.69926
> +   5        332833        335502        334726      334223.2     1142.8266
> Difference at 95.0% confidence
>         -46669.4 +/- 1364.98
>         -12.2526% +/- 0.358363%
>         (Student's t, pooled s = 935.915)


Is that because pf is slower on a single flow, or packet forwarding in
general is slower on HEAD ?  How different is 9.1 and HEAD in just
forwarding performance?

	---Mike



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